Caster wheel



FIG. 1 is a front perspective view of a caster wheel of the new design;

FIG. 2 is a front elevational view of the caster wheel of FIG. 1;

FIG. 3 is a rear elevational view of the caster wheel of FIG. 1;

FIG. 4 is a right side elevational view of the caster wheel of FIG. 1;

FIG. 5 is a left side elevational view of the caster wheel of FIG. 1;

FIG. 6 is a top plan view of the caster wheel of FIG. 1; and,

FIG. 7 is a bottom plan view of the caster wheel of FIG. 1.

The portions of the Figures shown in broken lines depict environmentalsubject matter only and form no part of the claimed design.

CLAIM The ornamental design for a caster wheel, as shown and described.